a300 Hydraulic Schematic v-0669-2

HYDRAULIC
POWERED
BOB-TACH
(OPTIONAL)
BOB-TACH
CYLINDER
(OPTIONAL)
TWO SPEED DRIVE MOTOR
1
2
9
32
31
53
30
C
T
A
D
P
56
57
54
HYDROSTATIC
PUMP
OUTLET
59
B
INLET
OUTLET
M3
M3
CHARGE
INLET
M4
M5
X1 X2
M1
M2
CASE DRAIN
Control
Module
(EDC)
M3
CHARGE
INLET
M4
M5
X1
X2
M1
M2
Control
Module
(EDC)
HYDRAULIC/HYDROSTATIC SCHEMATIC
WITH TWO SPEED VALVE
A300 (S/N 526412000 & Above)
(S/N 526512000 & Above)
(PRINTED FEBRUARY 2005)
V-0669
CASE
DRAIN
TWO SPEED DRIVE MOTOR
31
32
54
59
9
53
61
HYDROSTATIC
PUMP
26
26
26
26
28
28
29
29
45
45
67
67
60
60
INLET
68
68
27
TWO SPEED VALVE
55
58
58
PP
P2
DR
5
48 46
50
49
69
51
47
P1
(
REAR QUICK
COUPLERS
P-OUT
BASE
33
38
37
40
FEMALE
3
6
4
HYDRAULIC FILTER
17
1 of 2
Dealer Copy -- Not for Resale
HYDRAULIC CONTROL VAVLE
AUXILIARY
SPOOL
BICS CONTROL VALVE
OIL
COOLER
BUCKET POSITION
VALVE (OPTIONAL)
LIFT CYLINDERS
TILT
CYLINDER
SPOOL
LIFT ARM BY- PASS VALVE
D
C
A
B
A B
A
B
A B
WORKING CIRCUITS
PILOT CIRCUITS
DRAIN CIRCUITS
COMPONENTS
7
10
52
12
13
14
15
LIFT CYLINDER
SPOOL
8
11
TILT CYLINDER
16
16
41
18
18
19
20
21
23
22
18
24
24
42
44
STEERING VALVE
62
MALE
FEMALE
MALE
INTEGRATED QUICK
COUPLER BLOCK
63 63
63
64
P T
43
43
63
65
65
66
65
65
66
6666
(REAR QUICK
COUPLERS)
MALE
T
P-OUT
P-IN
BASE ROD
33
34
35
36
38
37
39
40
FEMALE
REAR AUX VALVE (OPTIONAL)
V-0669 (2/8/05)
25
2 of 2
Dealer Copy -- Not for Resale